Find the series' radius of convergence.
A. ?, for all x
B. 4
C. 0
D. 2
Answer: D
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Find the value of ? in the interval [0°, 360°) that satisfies the given conditions.sec ? = -
and ? in quadrant III
A. 315° B. 135° C. 45° D. 225°
Solve.To trim the edges of a rectangular table cloth, 30 feet of lace are needed. The length of the table cloth is exactly one-half its width. What are the dimensions of the table cloth?
A. length: 10 feet; width: 20 feet
B. length: 10 feet; width: 5 feet
C. length: 2
feet; width: 5 feet
D. length: 5 feet; width: 10 feet
Solve the problem.A computer is purchased for $4900. Its value each year is about 76% of the value the preceding year. Its value, in dollars, after t years is given by the exponential function V(t) = 4900(0.76)t. Find the value of the computer after 2 years. Round to the nearest cent.
A. $2150.98 B. $2830.24 C. $7448.00 D. $1634.75
Use the graph to find the intervals on which it is increasing, decreasing, or constant.
A. Decreasing on 
and 
; increasing on 
B. Decreasing on 
; increasing on 
C. Increasing on 
and 
; decreasing on 
D. Increasing on (-?, ?)